Class Mammalia
body plan- body covered with hair, 4 different kinds of teeth, sweat glands, brain and middle ear
excretion- excrete waste from an opening called an anus
reproduction- internal fertilization
respiration- lungs, alveoli
nervous system- have a brain, spinal cord and nerves, Diaphragm: muscle to pull chest cavity down and increase volume
digestion- carnivores, herbivores, omnivores; specialized jaws
circulation- 4 chambered heart, double loop, heart pumps the blood to the body(closed circulatory system)
movement- forelimbs, ex. legs, wings, flippers, arms
behaviour- the way they use their teeth to eat different types of food or the time of year when they choose to reproduce
body plan- body covered with hair, 4 different kinds of teeth, sweat glands, brain and middle ear
excretion- excrete waste from an opening called an anus
reproduction- internal fertilization
respiration- lungs, alveoli
nervous system- have a brain, spinal cord and nerves, Diaphragm: muscle to pull chest cavity down and increase volume
digestion- carnivores, herbivores, omnivores; specialized jaws
circulation- 4 chambered heart, double loop, heart pumps the blood to the body(closed circulatory system)
movement- forelimbs, ex. legs, wings, flippers, arms
behaviour- the way they use their teeth to eat different types of food or the time of year when they choose to reproduce